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Primare A31.2, Service Manual

The Primare A31.2 is a powerful audio amplifier designed to deliver exceptional sound quality. For troubleshooting and maintenance, make sure to download the free Service Manual from manualshive.com. This manual provides detailed instructions on how to keep your A31.2 in top condition for optimal performance.

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1. 

Schematics and Pcb. 

 

2. Technical 

Specifications. 

 
 
 

 
 
 
 
 
 
 
 

 
 
 
 
Confidential ! 

This document is not allowed to show for third part without written permission  
from Primare Systems AB. 
This document is subject to change without notice. 
 

Author: 

Bjorn Holmqvist 

Primare AB 

 

All manuals and user guides at all-guides.com

Summary of Contents for A31.2

Page 1: ...PRIMARE A31 2 Power Amplifier Service Manual All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 2: ...Confidential This document is not allowed to show for third part without written permission from Primare Systems AB This document is subject to change without notice Author Bjorn Holmqvist Primare AB...

Page 3: ...R117 100R Q102 BC546B Q103 BC846 Q104 BC846 Q107 BC856 1 2 3 Q109 2SK117GR Q110 2SC4793 R119 430R R120 33k R103 100K Q111 2SC4793 C104 470P Q112 2SA1837 Q113 2SA1837 R121 68R R122 280R R118 270R 1 W 2...

Page 4: ...02 HEADER 2 R311 22K R312 47K R315 100K R316 100K R313 47K R317 3MEG C308 100N R318 487R Q303 BC846B R314 47K C309 10U 16V 9V 9V 5 2 1 3 JP303 3 5MM JACK 5 2 1 3 JP304 3 5MM JACK 7 8 6 3 2 5 4 1 D306...

Page 5: ...All manuals and user guides at all guides com...

Page 6: ...R23 R123 TO 20mV 2 After the power has been on for 60 min readjust R23 R123 3 Remove the voltmeter Instructions apply to the Right channel Instructions given in brackets apply to the Left channel All...

Page 7: ...W 8 ohm 200W 4 ohm 1X400W Output impedance 0 03 ohm DC offset 5mV Frequency response 10HZ 100KHZ 3db Signal to noise A weighted 100 dB THD noise 0 08 Standby 3 5W DIMENSIONS WXDXH 430X385X100 MM Weigh...

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